Perhaps you should try some spelling variations:
ban hanh » ban hang
tu tieng » luc tieng, tu tuong, tu trong
tu sach » thu sach, su sach, te sach
sach vu » sach va, sach tu, sach uu
vu nang » vuc nang, va nang, vu dang
xuc ban » duc ban, cuc ban, quoc ban
hanh ve » hanh vi, hanh va, hanh kem
su hien » su kien, su tien, thu hien
co xuc » co xuoc, co xua
x hoi » xa hoi, o hoi, x ho
va co » vo co

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach vu nang x hoi. lieu va co xuc ban hanh ve ((su hien) or (tu tieng))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach vu nang x hoi. lieu va co xuc ban hanh ve ((su hien) OR (tu tieng)).
• Adding a wildcard symbol may retrieve word variants: tu sach vu nang x hoi. lieu va co xuc ban hanh ve ((su hien) or (tu tieng))*.